David Rosen created Black Shades for the uDevGame 2002 contest on
idevgames. His original
Readme (His Readme has
proper game play instructions). And the
Postmortem. Mr. Rosen's site for the
original is here.

Black Shades for Linux is currently only available via SVN:
svn co svn://svn.icculus.org/blackshades/trunk/ blackshades